Air manifold for a truck



FIG. 1 is a rear, right, top perspective view of an air manifold for a truck showing my new design;

FIG. 2 is a rear, left, top perspective view thereof;

FIG. 3 is a rear, right, bottom perspective view thereof;

FIG. 4 is a rear, left, bottom perspective view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is left side elevational view thereof, the right side view being a mirror image of the left side view;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawings depict portions of the air manifold for a truck that form no part of the claimed design. 

CLAIM The ornamental design for an air manifold for a truck, as shown and described. 